20737210040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5825059}}^1$

素因数の和:5825159

約数の個数: 32

約数和(自身を含む): 47182986000

約数和(自身を除く): 26445775960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 5825059, 11650118, 23300236, 29125295, 46600472, 58250590, 116501180, 233002360, 518430251, 1036860502, 2073721004, 2592151255, 4147442008, 5184302510, 10368605020, 20737210040]

約数ペア:

[(1, 20737210040), (2, 10368605020), (4, 5184302510), (5, 4147442008), (8, 2592151255), (10, 2073721004), (20, 1036860502), (40, 518430251), (89, 233002360), (178, 116501180), (356, 58250590), (445, 46600472), (712, 29125295), (890, 23300236), (1780, 11650118), (3560, 5825059)]